Physics · 2022 · 27 Jul · Shift 2
25 questions from this JEE Main paperGuest · filters and generic practice availableBrowsing as a guest · PYQ filters and generic practice are available. Sign in only for personalised features and saved progress.
Physics · 2022 · 27 Jul · Shift 2
25 questions from this JEE Main paper
Units and Measurements1 questionsCenter of Mass1 questionsLaws of Motion3 questionsMotion in A Straight Line1 questionsGravitation1 questionsProperties of Matter3 questionsHeat and Thermodynamics1 questionsElectrostatics1 questionsCurrent Electricity2 questionsMagnetics1 questionsAlternating Current1 questionsElectromagnetic Waves1 questionsWave Optics1 questionsDual Nature of Radiation1 questionsGeometrical Optics1 questionsElectromagnetic Induction1 questionsCapacitor2 questionsWaves1 questionsRotational Motion1 questions
- Q41.An expression of energy density is given by , where are constants, is displacement, is Boltzmann constant and t is the temperature. The dimensions of …Physics · Units and Measurements · MCQ
- Q42.A body of mass is projected at an angle of with the horizontal. The trajectory of the body is observed to pass through a point . If is the time of flight, then its momentum vector, at…Physics · Center of Mass · MCQ
- Q43.A block of mass M slides down on a rough inclined plane with constant velocity. The angle made by the incline plane with horizontal is . The magnitude of the contact force will be :Physics · Laws of Motion · MCQ
- Q44.A block 'A' takes 2 s to slide down a frictionless incline of 30 and length 'l', kept inside a lift going up with uniform velocity 'v'. If the incline is changed to 45 , the time taken by the block, to slide down the…Physics · Laws of Motion · MCQ
- Q45.The velocity of the bullet becomes one third after it penetrates 4 cm in a wooden block. Assuming that bullet is facing a constant resistance during its motion in the block. The bullet stops completely after travelling at (4 + x) cm inside…Physics · Motion in A Straight Line · MCQ
- Q46.A body of mass is projected with velocity in vertically upward direction from the surface of the earth into space. It is given that is escape velocity and$$\lambda(R : radius of…Physics · Gravitation · MCQ
- Q47.A steel wire of length and a copper wire of length ,…Physics · Properties of Matter · MCQ
- Q48.Which statements are correct about degrees of freedom ? (A) A molecule with n degrees of freedom has n different ways of storing energy. (B) Each degree of freedom is associated with RT average energy per mole. (C) A…Physics · Heat and Thermodynamics · MCQ
- Q49.A charge of is to be divided into two. The distance between the two divided charges is constant. The magnitude of the divided charges so that the force between them is maximum, will be :Physics · Electrostatics · MCQ
- Q50.(A) The drift velocity of electrons decreases with the increase in the temperature of conductor. (B) The drift velocity is inversely proportional to the area of cross-section of given conductor. (C) The drift velocity does not depend on…Physics · Current Electricity · MCQ
- Q51.A cyclotron is used to accelerate protons. If the operating magnetic field is and the radius of the cyclotron 'dees' is , the kinetic energy of the accelerated protons in MeV will be : …Physics · Magnetics · MCQ
- Q52.A series LCR circuit has and and it is connected to ac voltage of amplitude . At frequency $60…Physics · Alternating Current · MCQ
- Q53.Identify the correct statements from the following descriptions of various properties of electromagnetic waves. (A) In a plane electromagnetic wave electric field and magnetic field must be perpendicular to each other and direction of…Physics · Electromagnetic Waves · MCQ
- Q54.Two coherent sources of light interfere. The intensity ratio of two sources is . For this interference pattern if the value of is equal to , then …Physics · Wave Optics · MCQ
- Q55.With reference to the observations in photo-electric effect, identify the correct statements from below : (A) The square of maximum velocity of photoelectrons varies linearly with frequency of incident light. (B) The value of saturation…Physics · Dual Nature of Radiation · MCQ
- Q56.In an experiment to determine the Young's modulus, steel wires of five different lengths , and but of same cross section were taken and curves between extension and load were… Includes diagramPhysics · Properties of Matter · Numerical
- Q57.In the given figure of meter bridge experiment, the balancing length AC corresponding to null deflection of the galvanometer is . The balancing length, if the radius of the wire is doubled, will be … Includes diagramPhysics · Current Electricity · Numerical
- Q58.A thin prism of angle and refractive index for yellow light is combined with another prism of angle and . The combination produces no… Includes diagramPhysics · Geometrical Optics · Numerical
- Q59.A conducting circular loop is placed in plane in presence of magnetic field in SI unit. If the radius of the loop is ,…Physics · Electromagnetic Induction · Numerical
- Q60.As show in the figure, in steady state, the charge stored in the capacitor is C. Includes diagramPhysics · Capacitor · Numerical
- Q61.A parallel plate capacitor with width , length and separation between the plates of is connected to a battery of . A dielectric slab of dielectric constant 5 having length …Physics · Capacitor · Numerical
- Q62.A wire of length 30 cm, stretched between rigid supports, has it's nth and (n + 1)th harmonics at 400 Hz and 450 Hz, respectively. If tension in the string is 2700 N, it's linear mass density is kg/m.Physics · Waves · Numerical
- Q63.A spherical soap bubble of radius 3 cm is formed inside another spherical soap bubble of radius 6 cm. If the internal pressure of the smaller bubble of radius 3 cm in the above system is equal to the internal pressure of the another single…Physics · Properties of Matter · Numerical
- Q64.A solid cylinder length is suspended symmetrically through two massless strings, as shown in the figure. The distance from the initial rest position, the cylinder should be unbinding the strings to achieve a speed of ,… Includes diagramPhysics · Rotational Motion · Numerical
- Q65.Two inclined planes are placed as shown in figure. A block is projected from the Point A of inclined plane AB along its surface with a velocity just sufficient to carry it to the top Point B at a height 10 m. After reaching the Point B the… Includes diagramPhysics · Laws of Motion · Numerical